Simply the word "Bastard" shortened to the first syllable. Believed to have originated in Great Britain.
Mother: "That lazy bas won't do the dishes"
(Son hears): "I thought a bass was a fishy"
Father: *Chuckles*
(Son hears): "I thought a bass was a fishy"
Father: *Chuckles*
by xxx Old Gregg xxx June 06, 2010